2021 Good Quality Optical Brightening Agents - Optical Brightener ER-1 – Subang
2021 Good Quality Optical Brightening Agents - Optical Brightener ER-1 – Subang Detail:
Structural formula
C.I:199
CAS NO. :13001-39-3
Appearance: light yellow powder
Purity: ≥99%
Melting point: 230-232℃
Feature
It is of the stilbene benzene type and is easily soluble in many organic solvents. Stable to cationic softener. The light fastness is S grade and the washing fastness is excellent. It can be used in the same bath with sodium hypochlorite, hydrogen peroxide and reducing bleach. The product is a light yellow-green dispersion which is non-ionic. It is obtained from the condensation of terephthalaldehyde and o-cyanobenzyl phosphonic acid one (), (7′ one’ ethyl ester [} R 2-(diethoxy phthalomethyl) benzonitrile].
Application: It is mainly used for whitening polyester, acetate, nylon, etc. Good whiteness for both dip dyeing and pad dyeing. The effect of whitening polyester by low-temperature adsorption and fixing method is also very good.
Instructions
Add the optical brightener ER-1 fine powder together with polyester chips and other additives into the blender. The recommended dosage is 0.02-0.08% (to the polyester weight ratio). The specific dosage can be determined according to the whiteness requirements of the finished product. , Mix well at 50-150℃.
Package
25kg fiber drum,with PE bag inside or as customer’s request.
Shelf life
2 years.
Product detail pictures:
Related Product Guide:
Our pursuit and firm aim should be to "Always fulfill our buyer requirements". We carry on to produce and structure top-quality excellent solutions for equally our aged and new consumers and accomplish a win-win prospect for our consumers as well as us for 2021 Good Quality Optical Brightening Agents - Optical Brightener ER-1 – Subang , The product will supply to all over the world, such as: Algeria, Denmark, Canada, There are advanced producing & processing equipment and skilled workers to ensure the products with high quality. We have found an excellent before-sale, sale, after-sale service to ensure the customers that could rest assured to make orders. Until now our products are now moving on fast and very popular in South America, East Asia, the Middle east, Africa, etc.
By Carey from Plymouth - 2018.02.21 12:14
This supplier offers high quality but low price products, it is really a nice manufacturer and business partner.
By Polly from Ecuador - 2018.04.25 16:46